/*
 * Copyright (c) 2022 Huawei Technologies Co.,Ltd.
 *
 * openGauss is licensed under Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *
 *          http://license.coscl.org.cn/MulanPSL2
 *
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
import java.sql.PreparedStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.util.ArrayList;
import java.util.Properties;

/**
 * @owner: opentestcase033
 * @time:  2023/7/17
 */

public class Opengauss_SharedStorage_MultiNodeWrite_Case0061 {
    static public String driver = "org.postgresql.Driver";
    static public String tb_name;

    public static Properties getConfigFromFile(String filePath) {
        Properties props = new Properties();
        try {
            BufferedInputStream config = new BufferedInputStream(new FileInputStream(filePath));
            props.load(config);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return props;
    }

    public static String genURLFromPro(Properties props) {
        String hostname = props.getProperty("hostname");
        String[] hostnames = hostname.split(",");
        String port = props.getProperty("port");
        String[] ports = port.split(",");
        String dbname = props.getProperty("dbname");
        tb_name = props.getProperty("tbname");
        return genURLFromHostsPortsDBname(hostnames, ports, dbname);
    }

    public static String genURLFromHostsPortsDBname(String[] hostnames, String[] ports, String dbname) {
        String sourceURL;
        if (hostnames.length == 1) {
            sourceURL = "jdbc:postgresql://" + hostnames[0] + ":" + ports[0] + "/" + dbname;
        } else {
            ArrayList<String> ip_port_pare = new ArrayList<>();
            if (ports.length == 1) {
                for (String ip : hostnames) {
                    ip_port_pare.add(ip + ":" + ports[0]);
                }
            } else {
                for (int i = 0; i < hostnames.length; i++) {
                    ip_port_pare.add(hostnames[i] + ":" + ports[i]);
                }
            }
            sourceURL = "jdbc:postgresql://" + String.join(",", ip_port_pare) + "/" + dbname;
        }
        return sourceURL;
    }

    public static Connection GetConnection(Properties props) {
        Connection connR;
        String sourceURL = genURLFromPro(props);
        System.out.println(sourceURL);
        try {
            Class.forName(driver).newInstance();
            connR = DriverManager.getConnection(sourceURL, props);
        } catch (Exception var10) {
            var10.printStackTrace();
            return null;
        }
        return connR;
    }

    public static void CreateTable(Connection conn) throws InterruptedException {
        try (Statement stmt = conn.createStatement()) {
            stmt.executeUpdate("drop table if exists " + tb_name + ";create table " + tb_name + "(id int, name varchar(20));");
            Thread.sleep(100);
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    public static void PrepareSQL(Connection conn) {
        PreparedStatement pstmt = null;
        try {
            pstmt = conn.prepareStatement("prepare insert_table(int, varchar(20)) as insert into t_multi_node_write_0061 values($1,$2);");
            pstmt.executeUpdate();
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            if (pstmt != null) {
                try {
                    pstmt.close();
                } catch (SQLException e1) {
                    e1.printStackTrace();
                }
            }
        }
    }

    public static void ExecuteSQL(Connection conn) {
        try (PreparedStatement pstmt = conn.prepareStatement("execute insert_table(1, 'test');")) {
            pstmt.executeUpdate();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    public static void QueryTable(Connection conn) {
        try (Statement stmt = conn.createStatement()) {
            ResultSet rs = stmt.executeQuery("select * from " + tb_name + ";");
            while (rs.next()) {
                System.out.println(rs.getInt("id") + " | " + rs.getString("name"));
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    public static void DropStatement(Connection conn) throws InterruptedException {
        try (PreparedStatement pstmt = conn.prepareStatement("drop table " + tb_name + ";")) {
            pstmt.executeUpdate();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) throws InterruptedException, SQLException {
        Properties pros = new Properties();
        Properties pros_conf = null;
        String jdbc_config_file = null;
        for (int i = 0; i < args.length; i++) {
            switch (args[i]) {
                case "--config-file":
                    jdbc_config_file = args[i + 1];
                    pros_conf = getConfigFromFile(jdbc_config_file);
                    break;
                case "-F":
                    jdbc_config_file = args[i + 1];
                    pros_conf = getConfigFromFile(jdbc_config_file);
                    break;
                default:
                    break;
            }
        }
        //建立连接
        if (pros_conf != null) {
            //以参数为准，覆盖配置文件中的
            pros_conf.putAll(pros);
        }
        Connection conn = GetConnection(pros_conf);
        CreateTable(conn);
        PrepareSQL(conn);
        ExecuteSQL(conn);
        QueryTable(conn);
        DropStatement(conn);

        try {
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
